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Product Details

Forefront of the market

Exhibition: 20th China International Adhesives & Sealant Exhibition

RISUN is the leading company manufacturing silane terminated polyether (STP) polymer in China. We are the gold supplier of STP polymer at home and abroad.We attend domestic and overseas sealant and ad

Risun Polymer Was Invited to HUI TIAN 2016 Core Suppliers Summit

As the core suppliers of Huitian, Risun Polymer was invited to attend the Core Suppliers Summit held from March 20th to 22nd in Xiangyang, Hubei.

Product name

STP Polymer

Numbering

Affiliate classification

Construction Solutions

Description

Mol.wt	Based on 20000 - 25000 MW polyether
End	Trimethoxysilane capped
Polymer Viscosity	30000 - 40000 mPa.s at 25℃
Catalyst	DBTDL, DOTL or the safer dibutyl tin diketonoate, titanate for tin-free clear sealants
Hardness	Shore A 20-30
Tensile Strength	1.5 - 3.0 Mpa
Elongation	200 - 400 %
Specific Gravity	1.005 KG/L
CAS No.	216597 - 12 -5

The construction sealants made with Risun T series polymer are higher in strength, stronger in adhesion compared with silicon sealants; They are with longer shelf life and better weathering resistance than PU sealants. If you want to produce high quality construction sealants, Risun T series polymer give you better choice.

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STP Polymer